The Garrett GT3071R-WG is a dual ball bearing turbocharger built for enthusiasts who want more flow than a GT2860RS/GT28RS platform while retaining the same T25-style turbine housing footprint they already run. Based on the larger-framed GT3071R, it’s the choice for builders looking for a direct upgrade path without reworking their existing turbine-side plumbing. Multiple compressor and turbine housing configurations make it adaptable to a wide range of builds seeking higher output.
Specifications
- Compressor Wheel: 71mm w/ 56 trim
- Compressor Housing A/R: .50 a/r
- Compressor Inlet: 2.75″
- Compressor Maps: Not Available
- Turbine Wheel: 56.5mm w/ 84 trim
- Turbine Housing A/R: 0.64 a/r
- Wastegate: Internally Wastegated (No Actuator)
- Turbine Maps: Not Available
- Bearing Type: Dual Ball Bearing
- Garrett P/N: 700382-5003S
- Alternate P/N: 700382-0003
- Alternate P/N: 700382-3
- Alternate P/N: 836027-5001S
- Also Known As: GT2971R-84T
Performance & Application
The GT3071R-WG’s unique turbine wheel trim and compressor housing combination is engineered to outflow the popular GT2860RS/GT28RS and GT2871R turbochargers while staying compatible with the same T25 turbine housing style those platforms use. Its standard T04E frame compressor housing is larger than what’s found on the GT2860RS/GT28RS and GT2871R, giving it additional headroom for builders chasing more power. Alternate compact compressor housing options are available for those who want a direct drop-in upgrade over a GT2554R (GT25R), GT2560R (GT28R), GT2860RS (GT28RS), or GT2871R turbocharger without altering their existing mounting setup. Being internally wastegated, it’s suited to builders who want a simplified, self-contained wastegate solution rather than running an external unit.
What’s Included
- SELECT Turbine Housing option: Standard, T25 Inlet, 5 Bolt Outlet, and Internally

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